package com.example.schooltest.fragment;

import android.Manifest;
import android.content.pm.PackageManager;
import android.database.Cursor;
import android.os.Bundle;
import android.provider.ContactsContract;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.ArrayAdapter;
import android.widget.ListView;
import android.widget.SimpleAdapter;

import androidx.annotation.NonNull;
import androidx.annotation.Nullable;
import androidx.core.app.ActivityCompat;
import androidx.core.content.ContextCompat;
import androidx.fragment.app.Fragment;

import com.example.schooltest.R;

import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;

/**
 * A simple {@link Fragment} subclass.
 * Use the {@link FineFragment#newInstance} factory method to
 * create an instance of this fragment.
 */
public class FineFragment extends Fragment {
    private ListView listView;
    List<Map<String, Object>> data;
    // TODO: Rename parameter arguments, choose names that match
    // the fragment initialization parameters, e.g. ARG_ITEM_NUMBER
    private static final String ARG_PARAM1 = "param1";
    private static final String ARG_PARAM2 = "param2";

    // TODO: Rename and change types of parameters
    private String mParam1;
    private String mParam2;

    public FineFragment() {
        // Required empty public constructor
    }

    /**
     * Use this factory method to create a new instance of
     * this fragment using the provided parameters.
     *
     * @param param1 Parameter 1.
     * @param param2 Parameter 2.
     * @return A new instance of fragment FineFragment.
     */
    // TODO: Rename and change types and number of parameters
    public static FineFragment newInstance(String param1, String param2) {
        FineFragment fragment = new FineFragment();
        Bundle args = new Bundle();
        args.putString(ARG_PARAM1, param1);
        args.putString(ARG_PARAM2, param2);
        fragment.setArguments(args);
        return fragment;
    }

    @Override
    public void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        if (getArguments() != null) {
            mParam1 = getArguments().getString(ARG_PARAM1);
            mParam2 = getArguments().getString(ARG_PARAM2);
        }
    }

    @Override
    public View onCreateView(LayoutInflater inflater, ViewGroup container,
                             Bundle savedInstanceState) {
        // Inflate the layout for this fragment
        return inflater.inflate(R.layout.fragment_fine, container, false);
    }

    @Override
    public void onViewCreated(@NonNull View view, @Nullable Bundle savedInstanceState) {
        super.onViewCreated(view, savedInstanceState);
        data = new ArrayList<Map<String, Object>>();
        listView = (ListView) view.findViewById(R.id.lv_find);
        SimpleAdapter simpleAdapter = new SimpleAdapter(view.getContext(), data, R.layout.activity_list,
                new String[]{"name", "phone"}, new int[]{R.id.tv_talk1,R.id.tv_talk2});
        listView.setAdapter(simpleAdapter);
        if (ContextCompat.checkSelfPermission(view.getContext(), Manifest.permission.READ_CONTACTS)
                != PackageManager.PERMISSION_GRANTED) {
            ActivityCompat.requestPermissions(
                    getActivity(),new String[]{Manifest.permission.READ_CONTACTS},1);
        } else {
            readContacts();
        }


    }

    private void readContacts() {
        Cursor cursor=null;
        cursor = getActivity().getContentResolver().query(
                ContactsContract.CommonDataKinds.Phone.CONTENT_URI,
                null, null, null, null);
        try {
            while (cursor.moveToNext()) {
                Map<String, Object> map = new HashMap<>();
                int i_name=cursor.getColumnIndex(ContactsContract.CommonDataKinds.Phone.DISPLAY_NAME);
                String displayName = cursor.getString(i_name);
                int i_number=cursor.getColumnIndex(ContactsContract.CommonDataKinds.Phone.NUMBER);
                String number = cursor.getString(i_number);

                map.put("name",displayName);
                map.put("phone",number);
                data.add(map);

            }
        }catch (Exception e)
        {
            e.printStackTrace();
        }finally {
            if (cursor!=null)
            {
                cursor.close();
            }
        }


    }


}